Dia vs one sec
Dia and one sec are both Productivity tools in our directory. This side-by-side comparison covers pricing, user ratings, supported platforms, key features and open-source status so you can decide which one fits your needs.
Side-by-side comparison
| Attribute | Dia | one sec |
|---|---|---|
| Vendor | The Browser Company | one sec |
| Rating | ★ 4.4 | ★ 4.7 |
| Pricing | Freemium | Paid |
| Platforms | Desktop, macOS | iOS, Android |
| Key features | Chat with the current page, Skills and actions, Calmer UI than Arc | Intervention delay, Breath / question, iOS and Android |
| Headquarters | New York, USA | Germany |
| Founded | 2025 | 2020 |
| Open source | No | No |
Key differences
- one sec has a higher user rating (4.7★ vs 4.4★).
- Dia is Freemium, while one sec is Paid.
- Dia runs on Desktop, macOS; one sec runs on iOS, Android.
Frequently asked questions
Is Dia or one sec better?
By user rating, one sec scores higher (4.7★ vs 4.4★). Both are capable Productivity tools, so review the feature comparison for your use case.
Which is cheaper, Dia or one sec?
Dia is Freemium and one sec is Paid. Check each product page for current plan details.
Are Dia and one sec open source?
No — neither Dia nor one sec is open source.